23880264475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1\times {\mathrm{1907}}^1$

素因数の和:2620

約数の個数: 48

約数和(自身を含む): 31996702080

約数和(自身を除く): 8116437605

約数列:

[1, 5, 19, 25, 41, 95, 205, 475, 643, 779, 1025, 1907, 3215, 3895, 9535, 12217, 16075, 19475, 26363, 36233, 47675, 61085, 78187, 131815, 181165, 305425, 390935, 500897, 659075, 905825, 1226201, 1485553, 1954675, 2504485, 6131005, 7427765, 12522425, 23297819, 30655025, 37138825, 50274241, 116489095, 251371205, 582445475, 955210579, 1256856025, 4776052895, 23880264475]

約数ペア:

[(1, 23880264475), (5, 4776052895), (19, 1256856025), (25, 955210579), (41, 582445475), (95, 251371205), (205, 116489095), (475, 50274241), (643, 37138825), (779, 30655025), (1025, 23297819), (1907, 12522425), (3215, 7427765), (3895, 6131005), (9535, 2504485), (12217, 1954675), (16075, 1485553), (19475, 1226201), (26363, 905825), (36233, 659075), (47675, 500897), (61085, 390935), (78187, 305425), (131815, 181165)]